EP1868065A3 - Enhanced lift detection technique for a laser illuminated optical mouse sensor - Google Patents
Enhanced lift detection technique for a laser illuminated optical mouse sensor Download PDFInfo
- Publication number
- EP1868065A3 EP1868065A3 EP07109743A EP07109743A EP1868065A3 EP 1868065 A3 EP1868065 A3 EP 1868065A3 EP 07109743 A EP07109743 A EP 07109743A EP 07109743 A EP07109743 A EP 07109743A EP 1868065 A3 EP1868065 A3 EP 1868065A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- offset value
- motion features
- surface portion
- detection technique
- optical mouse
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000001514 detection method Methods 0.000 title abstract 2
- 230000003287 optical effect Effects 0.000 title abstract 2
- 238000000034 method Methods 0.000 abstract 3
- 230000005855 radiation Effects 0.000 abstract 3
- 230000001427 coherent effect Effects 0.000 abstract 2
- 230000007423 decrease Effects 0.000 abstract 1
- 230000003247 decreasing effect Effects 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/0304—Detection arrangements using opto-electronic means
- G06F3/0317—Detection arrangements using opto-electronic means in co-operation with a patterned surface, e.g. absolute position or relative movement detection for an optical mouse or pen positioned with respect to a coded surface
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
- G06F3/038—Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
- G06F3/0383—Signal control means within the pointing device
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Input By Displaying (AREA)
Abstract
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/424,747 US8013841B2 (en) | 2006-06-16 | 2006-06-16 | Enhanced lift detection technique for a laser illuminated optical mouse sensor |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1868065A2 EP1868065A2 (en) | 2007-12-19 |
EP1868065A3 true EP1868065A3 (en) | 2012-05-09 |
EP1868065B1 EP1868065B1 (en) | 2013-05-22 |
Family
ID=38474165
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP07109743.0A Active EP1868065B1 (en) | 2006-06-16 | 2007-06-06 | Enhanced lift detection technique for a laser illuminated optical mouse sensor |
Country Status (3)
Country | Link |
---|---|
US (1) | US8013841B2 (en) |
EP (1) | EP1868065B1 (en) |
TW (1) | TWI434028B (en) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9268414B2 (en) * | 2005-04-11 | 2016-02-23 | Em Microelectronic-Marin Sa | Motion detection mechanism for laser illuminated optical mouse sensor |
TWI310150B (en) * | 2006-06-16 | 2009-05-21 | Darfon Electronics Corp | Laser mouse and control method thereof |
US8041389B2 (en) * | 2008-01-23 | 2011-10-18 | Lexmark International, Inc. | Camera cell phone with integrated wireless mouse |
US8570194B2 (en) | 2008-09-05 | 2013-10-29 | Microsoft Corporation | Clutch-height adjustment in an optical tracking device |
TWI396116B (en) * | 2009-12-18 | 2013-05-11 | Pixart Imaging Inc | Displacement detecting apparatus and method |
US8358271B2 (en) | 2010-06-22 | 2013-01-22 | Avago Technologies Ecbu (Singapore) Pte. Ltd. | Optical navigation system with lift detection |
US9092864B2 (en) * | 2010-11-30 | 2015-07-28 | Pixart Imaging Inc | Displacement detection apparatus and method |
KR101830870B1 (en) * | 2011-06-22 | 2018-02-21 | 엘지전자 주식회사 | A Method for displaying a scan image, display apparatus thereof and a method for acquring a information for scan image, input apparatus thereof |
US8368381B1 (en) * | 2012-02-14 | 2013-02-05 | EM Microelectronic-Marin | Method for measuring the movement of an optical pointing device on a work surface |
CN103336586B (en) * | 2013-05-30 | 2016-03-16 | 益海芯电子技术江苏有限公司 | Optical indicating device sensing method for abnormal status |
US11409375B2 (en) * | 2016-11-11 | 2022-08-09 | Pixart Imaging Inc. | Method and apparatus for adjusting optical setting of optical input device and related optical input device |
US11287901B2 (en) * | 2019-11-13 | 2022-03-29 | Pixart Imaging Inc. | Optical detecting device with lift height detection function |
US11029765B1 (en) * | 2020-06-03 | 2021-06-08 | Pixart Imaging Inc. | Lift detection method for mouse and apparatus thereof |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003049018A1 (en) * | 2001-12-05 | 2003-06-12 | Em Microelectronic-Marin Sa | Method and sensing device for motion detection in an optical pointing device, such as an optical mouse |
US20040165786A1 (en) * | 2003-02-22 | 2004-08-26 | Zhengyou Zhang | System and method for converting whiteboard content into an electronic document |
EP1486918A2 (en) * | 2003-06-10 | 2004-12-15 | hema electronic GmbH | Method for adaptive flawdetection on an inhomogeneous surface |
US20060125794A1 (en) * | 2004-12-15 | 2006-06-15 | Em Microelectronic - Marin Sa | Lift detection mechanism for optical mouse sensor |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4631400A (en) * | 1984-01-20 | 1986-12-23 | California Institute Of Technology | Correlating optical motion detector |
US4794384A (en) * | 1984-09-27 | 1988-12-27 | Xerox Corporation | Optical translator device |
US5793357A (en) * | 1992-11-14 | 1998-08-11 | Ivey; Peter Anthony | Device and method for determining movement of a surface |
US6873422B2 (en) * | 2000-12-08 | 2005-03-29 | Mitutoyo Corporation | Systems and methods for high-accuracy displacement determination in a correlation based position transducer |
US6859199B2 (en) * | 2001-11-06 | 2005-02-22 | Omnivision Technologies, Inc. | Method and apparatus for determining relative movement in an optical mouse using feature extraction |
US6806458B2 (en) * | 2001-12-05 | 2004-10-19 | Em Microelectronic - Marin Sa | Method, sensing device and optical pointing device including a sensing device for comparing light intensity between pixels |
US7161586B2 (en) | 2003-07-01 | 2007-01-09 | Em Microelectronic-Marin Sa | Method of operating an optical motion sensing device and optical motion sensing device implementing this method |
US7221356B2 (en) * | 2004-02-26 | 2007-05-22 | Microsoft Corporation | Data input device and method for detecting an off-surface condition by a laser speckle size characteristic |
US20060023970A1 (en) * | 2004-07-29 | 2006-02-02 | Chinlee Wang | Optical tracking sensor method |
EP1712982B1 (en) * | 2005-04-11 | 2018-03-07 | EM Microelectronic-Marin SA | Improved motion detection mechanism for laser illuminated optical mouse sensor |
US8405613B2 (en) * | 2006-06-16 | 2013-03-26 | Em Microelectronic-Marin Sa | Optimization of statistical movement measurement for optical mouse, with particular application to laser-illuminated surfaces |
-
2006
- 2006-06-16 US US11/424,747 patent/US8013841B2/en active Active
-
2007
- 2007-06-06 EP EP07109743.0A patent/EP1868065B1/en active Active
- 2007-06-12 TW TW096121182A patent/TWI434028B/en active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003049018A1 (en) * | 2001-12-05 | 2003-06-12 | Em Microelectronic-Marin Sa | Method and sensing device for motion detection in an optical pointing device, such as an optical mouse |
US20040165786A1 (en) * | 2003-02-22 | 2004-08-26 | Zhengyou Zhang | System and method for converting whiteboard content into an electronic document |
EP1486918A2 (en) * | 2003-06-10 | 2004-12-15 | hema electronic GmbH | Method for adaptive flawdetection on an inhomogeneous surface |
US20060125794A1 (en) * | 2004-12-15 | 2006-06-15 | Em Microelectronic - Marin Sa | Lift detection mechanism for optical mouse sensor |
Also Published As
Publication number | Publication date |
---|---|
TW200815739A (en) | 2008-04-01 |
EP1868065A2 (en) | 2007-12-19 |
US20070290991A1 (en) | 2007-12-20 |
EP1868065B1 (en) | 2013-05-22 |
TWI434028B (en) | 2014-04-11 |
US8013841B2 (en) | 2011-09-06 |
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